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Date:      Fri, 10 Jan 2003 16:08:34 +0600
From:      Alexey Dokuchaev <danfe@nsu.ru>
To:        John Baldwin <jhb@freebsd.org>
Cc:        cvs-all@freebsd.org, cvs-committers@freebsd.org
Subject:   Re: cvs commit: src/sys/i386/i386 identcpu.c
Message-ID:  <20030110100834.GA42366@regency.nsu.ru>
In-Reply-To: <XFMail.20030108134204.jhb@FreeBSD.org>
References:  <200301081641.h08Gfncx056060@repoman.freebsd.org> <XFMail.20030108134204.jhb@FreeBSD.org>

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On Wed, Jan 08, 2003 at 01:42:04PM -0500, John Baldwin wrote:
> 
> On 08-Jan-2003 John Baldwin wrote:
> > jhb         2003/01/08 08:41:49 PST
> > 
> >   Modified files:
> >     sys/i386/i386        identcpu.c 
> >   Log:
> >   - Use cpu_exthigh instead of executing cpuid again to retrieve it for the
> >     print_AMD_foo() functions.
> >   - Add a brand name table for the brand index provided on Intel CPU's in
> >     %ebx after cpuid 1.
> >   - For Intel CPUs, if we don't get a processor name from the extended cpuid
> >     then use the brand index in cpuid_cpuinfo to pick a name from the brand
> >     table and copy that name into cpu_brand.
> >   - Replace the duplicated code to use the extended cpuid to replace
> >     cpu_model with the processor name in the AMD and Transmeta sections of
> >     printcpuinfo() with generic code that replaces cpu_model with
> >     cpu_brand if cpu_brand is not an empty string.  We also trim leading
> >     spaces from cpu_brand prior to doing this since at least some processor
> >     names (notably those of Intel CPUs) have leading spaces in the name.
> >   - Give print_AMD_features() its own private regs[] array since
> >     printcpuinfo() doesn't use the one it has anymore.
> 
> Looks like:
> 
> > dmesg | grep CPU:
> CPU: Intel(R) Pentium(R) 4 CPU 2.40GHz (2399.93-MHz 686-class CPU)
> 
> > sysctl hw.model
> hw.model: Intel(R) Pentium(R) 4 CPU 2.40GHz
> 
> Or on a Pentium III (uses index into table for name):
> 
> > dmesg | grep CPU:
> CPU: Intel Pentium III (696.97-MHz 686-class CPU)

Well it now distinguish *real* PIII and Celeron (if it's ever possible)?

./danfe


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